Home / 33,855.29-46,714.78-19,515.70

Finding the Fourth Proportional to 33,855.29, 46,714.78 and 19,515.70

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Solution

The fourth proportional to 33,855.29, 46,714.78 and 19,515.70 is: 26,928.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,855.29 : 46,714.78 = 19,515.70 : x
  2. Step 2: Convert to fraction form
    33,855.29/46,714.78 = 19,515.70/x
  3. Step 3: Cross multiply
    33,855.29x = 46,714.78 × 19,515.70
  4. Step 4: Simplify right side
    33,855.29x = 911,671,632.05
  5. Step 5: Solve for x
    x = 911,671,632.05/33,855.29
  6. Step 6: Final answer
    x = 26,928.48

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.